[INFO] fetching crate tokio-io-pool 0.2.0-alpha.4...
[INFO] testing tokio-io-pool-0.2.0-alpha.4 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate tokio-io-pool 0.2.0-alpha.4 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate tokio-io-pool 0.2.0-alpha.4 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-io-pool 0.2.0-alpha.4
[INFO] finished tweaking crates.io crate tokio-io-pool 0.2.0-alpha.4
[INFO] tweaked toml for crates.io crate tokio-io-pool 0.2.0-alpha.4 written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db6981cf7568d48e679566cfe9e8a287796018e29c4dd5b490193542e1c84a10
[INFO] running `Command { std: "docker" "start" "-a" "db6981cf7568d48e679566cfe9e8a287796018e29c4dd5b490193542e1c84a10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db6981cf7568d48e679566cfe9e8a287796018e29c4dd5b490193542e1c84a10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db6981cf7568d48e679566cfe9e8a287796018e29c4dd5b490193542e1c84a10", kill_on_drop: false }`
[INFO] [stdout] db6981cf7568d48e679566cfe9e8a287796018e29c4dd5b490193542e1c84a10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c51ece741edc6a4f3d30b10735d82cd288fadb96475f98ceccbfed747009b4c3
[INFO] running `Command { std: "docker" "start" "-a" "c51ece741edc6a4f3d30b10735d82cd288fadb96475f98ceccbfed747009b4c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling tokio-sync v0.2.0-alpha.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling tokio-macros v0.2.0-alpha.6
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling pin-project v0.4.28
[INFO] [stderr]    Compiling tokio-io v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-executor v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-codec v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-timer v0.3.0-alpha.6
[INFO] [stderr]    Compiling tokio-fs v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-net v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-io-pool v0.2.0-alpha.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.16s
[INFO] running `Command { std: "docker" "inspect" "c51ece741edc6a4f3d30b10735d82cd288fadb96475f98ceccbfed747009b4c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c51ece741edc6a4f3d30b10735d82cd288fadb96475f98ceccbfed747009b4c3", kill_on_drop: false }`
[INFO] [stdout] c51ece741edc6a4f3d30b10735d82cd288fadb96475f98ceccbfed747009b4c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63a7f29c9a82ceef335def5af3c4e639c15b2a4c287e79f516d219cb2c343926
[INFO] running `Command { std: "docker" "start" "-a" "63a7f29c9a82ceef335def5af3c4e639c15b2a4c287e79f516d219cb2c343926", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling tokio-io-pool v0.2.0-alpha.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.98s
[INFO] running `Command { std: "docker" "inspect" "63a7f29c9a82ceef335def5af3c4e639c15b2a4c287e79f516d219cb2c343926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63a7f29c9a82ceef335def5af3c4e639c15b2a4c287e79f516d219cb2c343926", kill_on_drop: false }`
[INFO] [stdout] 63a7f29c9a82ceef335def5af3c4e639c15b2a4c287e79f516d219cb2c343926
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e22d0182e7ea1b71ae6ee67c1050214ee608b1d62daf264e157bf3ab68e24004
[INFO] running `Command { std: "docker" "start" "-a" "e22d0182e7ea1b71ae6ee67c1050214ee608b1d62daf264e157bf3ab68e24004", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tokio_io_pool-330174660a1ea8a1)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::interthread_communication ... ok
[INFO] [stdout] test tests::spawn_all ... ok
[INFO] [stdout] test tests::run ... ok
[INFO] [stdout] test tests::really_lazy ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::spawn_nonsend_futures ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio-io-pool
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - run (line 227) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 32) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e22d0182e7ea1b71ae6ee67c1050214ee608b1d62daf264e157bf3ab68e24004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e22d0182e7ea1b71ae6ee67c1050214ee608b1d62daf264e157bf3ab68e24004", kill_on_drop: false }`
[INFO] [stdout] e22d0182e7ea1b71ae6ee67c1050214ee608b1d62daf264e157bf3ab68e24004